// Errors returned by Scanner.
var (
	ErrTooLong         = errors.New("bufio.Scanner: token too long")
	ErrNegativeAdvance = errors.New("bufio.Scanner: SplitFunc returns negative advance count")
	ErrAdvanceTooFar   = errors.New("bufio.Scanner: SplitFunc returns advance count beyond input")
	ErrBadReadCount    = errors.New("bufio.Scanner: Read returned impossible count")
)

//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package cmd

import (
	"context"
	"errors"
	"net/http"
	"os"
	"strings"
	"time"

	"github.com/coreos/go-systemd/v22/daemon"
	"github.com/minio/minio/internal/logger"
)

func shutdownHealMRFWithTimeout() {
	const shutdownTimeout = time.Minute

MC_CONFIG_DIR="{{ .Values.configPathmc }}"
MC="/usr/bin/mc --insecure --config-dir ${MC_CONFIG_DIR}"
{{- else }}
MC="/usr/bin/mc --insecure"
{{- end }}

# AccessKey and secretkey credentials file are added to prevent shell execution errors caused by special characters.
# Special characters for example : ',",<,>,{,}
MINIO_ACCESSKEY_SECRETKEY_TMP="/tmp/accessKey_and_secretKey_tmp"

# connectToMinio

func releaseTagToReleaseTime(releaseTag string) (releaseTime time.Time, err error) {
	fields := strings.Split(releaseTag, ".")
	if len(fields) < 2 || len(fields) > 4 {
		return releaseTime, fmt.Errorf("%s is not a valid release tag", releaseTag)
	}
	if fields[0] != "RELEASE" {
		return releaseTime, fmt.Errorf("%s is not a valid release tag", releaseTag)
	}
	return time.Parse(MinioReleaseTagTimeLayout, fields[1])
}

	return prefixUsageCache.GetWithCtx(ctx)
}

func loadDataUsageFromBackend(ctx context.Context, objAPI ObjectLayer) (DataUsageInfo, error) {
	buf, err := readConfig(ctx, objAPI, dataUsageObjNamePath)
	if err != nil {
		buf, err = readConfig(ctx, objAPI, dataUsageObjNamePath+".bkp")
		if err != nil {
			if errors.Is(err, errConfigNotFound) {
				return DataUsageInfo{}, nil
			}

	return ies.saveIAMConfig(ctx, gi, getGroupInfoPath(name))
}

func (ies *IAMEtcdStore) deletePolicyDoc(ctx context.Context, name string) error {
	err := ies.deleteIAMConfig(ctx, getPolicyDocPath(name))
	if err == errConfigNotFound {
		err = errNoSuchPolicy
	}
	return err
}

func (ies *IAMEtcdStore) deleteMappedPolicy(ctx context.Context, name string, userType IAMUserType, isGroup bool) error {

func readServerConfig(ctx context.Context, objAPI ObjectLayer, data []byte) (config.Config, error) {
	srvCfg := config.New()
	var err error
	if len(data) == 0 {
		configFile := path.Join(minioConfigPrefix, minioConfigFile)
		data, err = readConfig(ctx, objAPI, configFile)
		if err != nil {
			if errors.Is(err, errConfigNotFound) {
				lookupConfigs(srvCfg, objAPI)
				return srvCfg, nil
			}

	logIf(ctx, subsystem, err, errKind...)
}

// LogIfNot prints a detailed error message during
// the execution of the server, if it is not an ignored error (either internal or given).
func LogIfNot(ctx context.Context, subsystem string, err error, ignored ...error) {
	if logIgnoreError(err) {
		return
	}
	for _, ignore := range ignored {
		if errors.Is(err, ignore) {
			return
		}
	}
	logIf(ctx, subsystem, err)
}

* **`400 - 499`** are for "Client error" responses. These are the second type you would probably use the most.
    * An example is `404`, for a "Not Found" response.
    * For generic errors from the client, you can just use `400`.

	if m.status == scanStateStarted && time.Since(m.lastHandout) > metacacheMaxClientWait {
		// Drop if client hasn't been seen for 3 minutes.
		m.status = scanStateError
		m.error = "client not seen"
	}

	if m.error == "" && update.error != "" {
		m.error = update.error
		m.status = scanStateError
		m.ended = now
	}
	m.fileNotFound = m.fileNotFound || update.fileNotFound
}

// delete all cache data on disks.